18a272653SPeter Holm#!/bin/sh 28a272653SPeter Holm 38a272653SPeter Holm# 48a272653SPeter Holm# Copyright (c) 2013 EMC Corp. 58a272653SPeter Holm# All rights reserved. 68a272653SPeter Holm# 78a272653SPeter Holm# Redistribution and use in source and binary forms, with or without 88a272653SPeter Holm# modification, are permitted provided that the following conditions 98a272653SPeter Holm# are met: 108a272653SPeter Holm# 1. Redistributions of source code must retain the above copyright 118a272653SPeter Holm# notice, this list of conditions and the following disclaimer. 128a272653SPeter Holm# 2. Redistributions in binary form must reproduce the above copyright 138a272653SPeter Holm# notice, this list of conditions and the following disclaimer in the 148a272653SPeter Holm# documentation and/or other materials provided with the distribution. 158a272653SPeter Holm# 168a272653SPeter Holm# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 178a272653SPeter Holm# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 188a272653SPeter Holm# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 198a272653SPeter Holm# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 208a272653SPeter Holm# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 218a272653SPeter Holm# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 228a272653SPeter Holm# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 238a272653SPeter Holm# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 248a272653SPeter Holm# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 258a272653SPeter Holm# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 268a272653SPeter Holm# SUCH DAMAGE. 278a272653SPeter Holm# 288a272653SPeter Holm 298a272653SPeter Holm# Regression test for r236822. 308a272653SPeter Holm# http://people.freebsd.org/~pho/stress/log/fdgrowtable.txt 318a272653SPeter Holm# Fixed in r256210. 328a272653SPeter Holm 338a272653SPeter Holm. ../default.cfg 348a272653SPeter Holm 358a272653SPeter Holmmax=`ulimit -n` 368a272653SPeter Holm 378a272653SPeter Holmhere=`pwd` 388a272653SPeter Holmcd /tmp 398a272653SPeter Holmsed '1,/^EOF/d' < $here/$0 > fdgrowtable.c 408a272653SPeter Holmmycc -o fdgrowtable -Wall -Wextra -O2 fdgrowtable.c || exit 1 418a272653SPeter Holmrm -f fdgrowtable.c 428a272653SPeter Holmcd $here 438a272653SPeter Holm 448a272653SPeter Holmsu $testuser -c "/tmp/fdgrowtable $max" & 458a272653SPeter Holmwhile kill -0 $! 2>/dev/null; do 468a272653SPeter Holm ../testcases/swap/swap -t 2m -i 40 -h 478a272653SPeter Holmdone 488a272653SPeter Holmwait 498a272653SPeter Holmrm -f /tmp/fdgrowtable 508a272653SPeter Holmexit 518a272653SPeter Holm 528a272653SPeter HolmEOF 538a272653SPeter Holm#include <sys/types.h> 548a272653SPeter Holm#include <sys/stat.h> 558a272653SPeter Holm#include <sys/wait.h> 568a272653SPeter Holm 578a272653SPeter Holm#include <err.h> 588a272653SPeter Holm#include <errno.h> 598a272653SPeter Holm#include <fcntl.h> 608a272653SPeter Holm#include <stdio.h> 618a272653SPeter Holm#include <stdlib.h> 628a272653SPeter Holm#include <time.h> 638a272653SPeter Holm#include <unistd.h> 648a272653SPeter Holm 658a272653SPeter Holm#define PARALLEL 3 668a272653SPeter Holm 678a272653SPeter Holmint max; 688a272653SPeter Holm 698a272653SPeter Holmvoid test(void) 708a272653SPeter Holm{ 718a272653SPeter Holm int i; 728a272653SPeter Holm 738a272653SPeter Holm for (i = 0; i < max; i++) { 748a272653SPeter Holm if (dup2(1, i + 3) == -1) 758a272653SPeter Holm err(1, "dup2(%d)", i + 3); 768a272653SPeter Holm } 778a272653SPeter Holm _exit(0); 788a272653SPeter Holm} 798a272653SPeter Holm 808a272653SPeter Holmint 818a272653SPeter Holmmain(int argc, char **argv) 828a272653SPeter Holm{ 838a272653SPeter Holm time_t start; 848a272653SPeter Holm int i; 858a272653SPeter Holm 868a272653SPeter Holm if (argc == 2) 878a272653SPeter Holm max = atoi(argv[1]); 888a272653SPeter Holm else 898a272653SPeter Holm err(1, "Usage: %s <maxfiles>", argv[0]); 908a272653SPeter Holm 918a272653SPeter Holm max = (max - 3) / PARALLEL; 928a272653SPeter Holm 938a272653SPeter Holm start = time(NULL); 948a272653SPeter Holm while (time(NULL) - start < 600) { 958a272653SPeter Holm for (i = 0; i < PARALLEL; i++) { 968a272653SPeter Holm if (fork() == 0) 978a272653SPeter Holm test(); 988a272653SPeter Holm } 998a272653SPeter Holm 1008a272653SPeter Holm for (i = 0; i < PARALLEL; i++) 1018a272653SPeter Holm wait(NULL); 1028a272653SPeter Holm } 1038a272653SPeter Holm 1048a272653SPeter Holm return (0); 1058a272653SPeter Holm} 106